Built gnome-panel 2.24.31-1 from sources and the problem is gone since the downgrade. => gnome-panel 2.26 is the culprit.
IMHO this should be rather an Important than Normal bug since it renders my second monitor useless! -- Jetzt kostenlos herunterladen: Internet Explorer 8 und Mozilla Firefox 3 - sicherer, schneller und einfacher! http://portal.gmx.net/de/go/atbrowser -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org